Home / 13,364,870.32-18,443,521.04-7,253,298.82

Finding the Fourth Proportional to 13,364,870.32, 18,443,521.04 and 7,253,298.82

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Solution

The fourth proportional to 13,364,870.32, 18,443,521.04 and 7,253,298.82 is: 10,009,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364,870.32 : 18,443,521.04 = 7,253,298.82 : x
  2. Step 2: Convert to fraction form
    13,364,870.32/18,443,521.04 = 7,253,298.82/x
  3. Step 3: Cross multiply
    13,364,870.32x = 18,443,521.04 × 7,253,298.82
  4. Step 4: Simplify right side
    13,364,870.32x = 133,776,369,396,077.17
  5. Step 5: Solve for x
    x = 133,776,369,396,077.17/13,364,870.32
  6. Step 6: Final answer
    x = 10,009,552.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.